Quantity: 20pcs clasps Size: 35mm/1.4” long, 16mm/0.6” wide Material: durable zinc alloy, Color: black Lobster claw snap hook with spring-loaded automatic gate. Full 360 degree swivel eye helps prevent tangles Perfect for crafting and lanyard keychain making. Awesome for creating lanyards, quilted bags and purses, custom key fobs, wristlets, party favors, jewelry, beading and more. Lobster Claw Swivel Clasps Lobster Snap Clasp Hook for Key Ring DIY Craft Jewelry Making Swivel Snap Hooks for Versatility: Swivel snap hooks are practical for home use, crafts, and creative projects. They securely hold items and offer endless possibilities. Crafting and Accessories: Use them for making lanyards, keychains, and handbag straps. Their metal clamp ensures a tight grip. Ideal for Schools and Offices: Swivel snap hooks find applications in schools, hospitals, and offices, enhancing functionality and organization.